concrete-mender-freezer-threshold-repair4 September 28, 2017 1512 × 2016 How to repair freezer and cooler floors. Layers of Roadware 10 Minute Concrete Mender mixed with sand are added up to the finished grade. Like this:Like Loading… Layers of Roadware 10 Minute Concrete Mender mixed with sand are added up to the finished grade. Share this:Post Share on WhatsApp (Opens in new window) WhatsApp MoreTweet Email a link to a friend (Opens in new window) Email Print (Opens in new window) Print Like this:Like Loading…